images/src/org/intellij/images/options/impl/OptionsManagerImpl.java

/*
 * Copyright 2004-2005 Alexey Efimov
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.intellij.images.options.impl;

import com.intellij.openapi.components.*;
import com.intellij.openapi.util.InvalidDataException;
import com.intellij.openapi.util.WriteExternalException;
import org.intellij.images.options.Options;
import org.intellij.images.options.OptionsManager;
import org.jdom.Element;

/**
 * Options configurable manager.
 *
 * @author <a href="mailto:aefimov.box@gmail.com">Alexey Efimov</a>
 */
@State(
  name = "Images.OptionsManager",
  storages = {@Storage(file = StoragePathMacros.APP_CONFIG + "/images.support.xml", roamingType = RoamingType.DISABLED)}
)
final class OptionsManagerImpl extends OptionsManager implements PersistentStateComponent<Element> {
  private final OptionsImpl options = new OptionsImpl();

  @Override
  public Options getOptions() {
    return options;
  }

  @Override
  public Element getState() {
    Element element = new Element("state");
    try {
      options.writeExternal(element);
    }
    catch (WriteExternalException e) {
      throw new RuntimeException(e);
    }
    return element;
  }

  @Override
  public void loadState(final Element state) {
    try {
      options.readExternal(state);
    }
    catch (InvalidDataException e) {
      throw new RuntimeException(e);
    }
  }
}